"Great Soviet Encyclopedia" is the largest nationwide publication of the Union of Soviet Socialist Republics, which was published in the period from 1926 to 1990. The editors and editors of the encyclopedia collected a wide range of information from various fields of knowledge: from history and culture to science and technology. Each volume of the encyclopedia includes hundreds of articles, illustrations and maps. "Great Soviet Encyclopedia" is considered one of the largest and most authoritative publications in the world, which allowed Soviet citizens to participate in world memory and education. This encyclopedia became not only a source of knowledge, but also a symbol of the ideological views and outlook of the socialist society. "Great Soviet Encyclopedia" is a universally recognized benchmark publication that served as an important source of information and helped preserve the cultural heritage and history of past generations for future generations.